you see problems or opportunities? with an advanced degree in education from capella university, you'll have the knowledge to meet these challenges and make a difference in the lives of students. let's get started at capella.edu. with odor free aspercreme. powerful medicine relieves pain fast, with no odor. so all you notice is relief. aspercreme. >>> we've already seen some bad medicine, counting down our 25 shocking medical mistakes. dosage disasters came in at number 20. at number 19, toxic transplants. joshua hightower needs a new kidney. he's on a list waiting his turn for the life-saving organ. a potential donor dies. joshua gets one of the man's kidneys and then suddenly, instead of getting better, he gets sicker. >> he was throwing up, headaches, had the shakes real bad. sleeping a lot. >> within months joshua is dead, at age 18. a doctor tells his mother he died of rabies. >> and i said, what do you mean rabies? like some foreign branch of rabies? or some kind that is, you know, uncommon or rare? and i said or the kind that you have vaccinate your dog every year for? and he